What did Scott Kelly do in space for a year? – video

Look back at the highlights of Scott Kelly’s year in space. The US astronaut touched down on Earth after a 340-day mission on board the International Space Station which helped Nasa study the long-term effects of space travel. Kelly kept himself busy doing everything from science experiments to space walks and dressing up as a gorilla. Nasa are also able to compare his condition with that of his identical twin brother Mark on Earth